18.44% is the change from 320 to 379
Calculation steps:
[( 379 - 320 ) ÷ 320] x 100 = 18.44%
Formula
Percentage change = [(379 - 320) / 320] x 100
Subtract the new number by the original number
379 - 320 = 59
59 ÷ 320 = 0.184375
0.184375 x 100 = 18.44%